gravity-lang/test/unittest/map_iterator.gravity

#unittest {
	name: "Test map iterator.";
	error: NONE;
	result: 60;
};

func main() {
	var sum = 0;
	var map = ["Marco":10, "Andrea":20, "Chiara":30];
	for (var key in map.keys()) {
		sum += map[key];
	}
	return sum;
}